Alright, let's work through 78749986 times 62034874 step by step
78749986 × 62034874 = 62034874 × (78749986)
+ 62034874 × 6 that results in 372209244
+ 62034874 × 80 producing 4962789920
+ 62034874 × 900 that is equal 55831386600
+ 62034874 × 9000 that results in 558313866000
+ 62034874 × 40000 what gives us 2481394960000
+ 62034874 × 700000 which equals 43424411800000
+ 62034874 × 8000000 resulting in 496278992000000
+ 62034874 × 70000000 yielding 4342441180000000

= 4885245459011764
